(19)

(11)

EP 2 392 095 A2

(12)

(88) Date of publication A3: 30.09.2010 (43) Date of publication: 07.12.2011 Bulletin 2011/49 (21) Application number: 10736200.6 (22) Date of filing: 14.01.2010

(51) International Patent Classification (IPC):  H04L 9/30(2006.01) H04L 9/32(2006.01) (86) International application number: PCT/US2010/021082 (87) International publication number: WO 2010/088060 (05.08.2010 Gazette 2010/31)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 27.01.2009 US 360771 (71) Applicants: Sony Corporation Tokyo 108-0075 (JP) Sony Electronics Inc. Park Ridge, NJ 07656 (US)	(72) Inventors: PATIL, Abhishek San Diego CA 92122 (US) JING, Xiangpeng San Diego CA 92129 (US) LIU, Aixin San Diego CA 92127 (US) NGUYEN, Djung, N. San Diego CA 92130 (US) (74) Representative: Jackson, Jonathan Andrew et al D Young & Co LLP 120 Holborn London EC1N 2DY London EC1N 2DY (GB)